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Scores for 992 segments analyzed using at-rest echocardiography (echo) and during peak dobutamine stress echo (DSE) with and without contrast
| Score | At-rest echo, n (%) | Peak DSE, n (%) | At-rest contrast echo, n (%) | Peak contrast DSE, n (%) |
|---|---|---|---|---|
| 0 | 128 (13) | 179 (18) | 0 | 0 |
| 1 | 328 (33) | 380 (38) | 18 (2) | 50 (5) |
| 2 | 536 (54) | 433 (44) | 974 (98)* | 942 (95)** |
| Total | 992 | 992 | 992 | 992 |
P<0.001 compared with at-rest echo;
P<0.001 compared with peak DSE
